cmake: Add support for EXTRA_CFLAGS and EXTRA_CXXFLAGS
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@ -164,6 +164,20 @@ function(idf_set_global_compile_options)
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# go into the final binary so have no impact on size)
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# go into the final binary so have no impact on size)
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list(APPEND compile_options "-ggdb")
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list(APPEND compile_options "-ggdb")
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# Use EXTRA_CFLAGS, EXTRA_CXXFLAGS and EXTRA_CPPFLAGS to add more priority options to the compiler
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# EXTRA_CPPFLAGS is used for both C and C++
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# Unlike environments' CFLAGS/CXXFLAGS/CPPFLAGS which work for both host and target build,
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# these works only for target build
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set(EXTRA_CFLAGS "$ENV{EXTRA_CFLAGS}")
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set(EXTRA_CXXFLAGS "$ENV{EXTRA_CXXFLAGS}")
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set(EXTRA_CPPFLAGS "$ENV{EXTRA_CPPFLAGS}")
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spaces2list(EXTRA_CFLAGS)
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spaces2list(EXTRA_CXXFLAGS)
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spaces2list(EXTRA_CPPFLAGS)
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list(APPEND c_compile_options ${EXTRA_CFLAGS})
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list(APPEND cxx_compile_options ${EXTRA_CXXFLAGS})
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list(APPEND compile_options ${EXTRA_CPPFLAGS})
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# Temporary trick to support both gcc5 and gcc8 builds
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# Temporary trick to support both gcc5 and gcc8 builds
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list(APPEND compile_definitions "GCC_NOT_5_2_0=${GCC_NOT_5_2_0}")
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list(APPEND compile_definitions "GCC_NOT_5_2_0=${GCC_NOT_5_2_0}")
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